Índice Bovespa
The Bovespa Index (Portuguese: Índice Bovespa) is an index of about 50 stocks that are traded on the São Paulo Stock, Mercantile & Futures Exchange (Bovespa: BOlsa de Valores do Estado de São PAulo).
Overview
The index is composed by a theoretical portfolio with the stocks that accounted for 80% of the volume traded in the last 12 months and that were traded at least on 80% of the trading days. It's revised quarterly, in order to keep its representativeness of the volume traded and in average the components of Ibovespa represent 70% of the all the stock value traded.
IBOVESPA is an accumulation index. Its index number represents the present value of a portfolio begun on 2 January 1968, with a starting value of 100 and taking into account share price increases plus the reinvestment of all dividends, subscription rights and bonus stocks received.
The index has been adjusted as follows:
1 – division by 100, on 3 October 1983
2 – division by 10, on 2 December 1985
3 – division by 10, on 29 August 1988
